<!doctype html>
<html>

	<head>
		<meta charset="utf-8">
		<title></title>
		<meta name="viewport"
			content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
		<link href="../css/mui.css" rel="stylesheet" />
		<link href="../css/header.css" rel="stylesheet" />
		<style type="text/css">
			.mui-content {
				height: 100%;
				overflow: auto;
			}

			.red-point {
				position: relative;
			}

			.red-point::before {
				content: " ";
				border: 5px solid #C80000;
				border-radius: 5px;
				position: absolute;
				z-index: 20;
				right: 0%;
				margin-right: -10px;
				margin-top: 0px;
			}
		</style>
	</head>

	<body>
		<!--头部标题栏 -->
		<header class="mui-bar mui-bar-nav title">
			<h1 class="mui-title title-color"> "麻雀" 聊天列表"</h1>
		</header>
		<!-- 主体部分 -->
		<div class="mui-content">
			<!-- 好有請求 -->
			<ul class="mui-table-view" id="ul_friend_request_list" style="margin-bottom: 10px;">
				<!-- <li class="mui-table-view-cell mui-media">
					<a href="javascript:;">
						<img class="mui-media-object mui-pull-left" src="">
						<span class="mui-pull-right">
							<button type="button" class="ignoreRequest mui-btn mui-btn-grey" friendId="" style="padding: 5px 10px;margin-right: 5px;">忽略</button>
							<button type="button" class="passRequest mui-btn mui-btn-danger" friendId="" style="padding: 5px 10px;background-color:#FF4136 ;">通过</button>
						</span>
						<div class="mui-media-body">
							<label>Lily</label>
							<p class="mui-ellipsis">请求添加你为好友</p>
						</div>
						
					</a>
				</li> -->
			</ul>
			<!-- 聊天快照 -->
			<ul id="ul_chatSnapshot" class="mui-table-view">
				<!-- <li class="mui-table-view-cell mui-media">
					<div class="mui-slider-right mui-disabled">
						<a class="mui-btn mui-btn-red">删除</a>
					</div>
					<div class="mui-slider-handle mui-media-body">
						<img class="mui-media-object mui-pull-left" src="../images/face-cat.jpg" />
						    <span class="red-point">lily</span>
						<p class="mui-ellipsis">hello，lily</p>
					</div>
				</li> -->
				<!-- <li class="mui-table-view-cell mui-media">
					<div class="mui-media-body">
						<img class="mui-media-object mui-pull-left" src="../images/face-cat.jpg" />
						    tom
						<p class="mui-ellipsis">hello，lily</p>
					</div>
				</li>
				<li class="mui-table-view-cell mui-media">
					<div class="mui-media-body">
						<img class="mui-media-object mui-pull-left" src="../images/face-cat.jpg" />
                        王文
						<p class="mui-ellipsis">hello，lily</p>
					</div>
				</li> -->
			</ul>
		</div>


		<script src="../js/mui.js"></script>
		<script src="../js/app.js"></script>
		<script type="text/javascript">
			mui.init();
			var user;
			mui.plusReady(function() {
				user = app.getUserGlobalInfo();
				//加载好友请求记录
				var thisWebview = plus.webview.currentWebview();
				thisWebview.addEventListener("show", function() {
					loadingFriendRequest();
				});
				//添加自定义事件，刷新好友请求
				window.addEventListener("refresh", function() {
					loadingFriendRequest();
					CHAT.init();
				});
				//CHAT.init();

				//为快照列表批量绑定触事件
				mui("#ul_chatSnapshot").on("tap", ".chat-with-friend", function(e) {
					var friendUserId = this.getAttribute("friendUserId");
					var friendNickname = this.getAttribute("friendNickname");
					var friendFaceImage = this.getAttribute("friendFaceImage");
					//打开聊天页面
					mui.openWindow({
						url: "bird-chatting.html",
						id: "bird-chatting" + friendUserId, //每个好友的聊天页面都是一一对应的
						extras: {
							friendUserId: friendUserId,
							friendNickname: friendNickname,
							friendFaceImage: friendFaceImage
						}
					});
					var me = app.getUserGlobalInfo();
					//标记未读状态为已读
					app.readUserChatSnapShot(me.id, friendUserId);
					//渲染快照到列表进行展示
					loadingChatSnapshot();
				});

				//左滑删除聊天记录
				mui("#ul_chatSnapshot").on("tap", "#link_delChatRecord", function(e) {
					var me = this;
					//获取朋友id
					var friendUserId = me.getAttribute("friendUserId");
					//1. 删除本地聊天记录
					app.deleteUserChatHistory(user.id, friendUserId);
					//2. 删除本地聊天快照
					app.deleteUserChatSnapshot(user.id, friendUserId);
					//移除当前用户操作的dom节点
					var li = me.parentNode.parentNode;
					var ul_chatSnapshot = document.getElementById("ul_chatSnapshot");
					ul_chatSnapshot.removeChild(li); //删除li元素
				});
			});
			window.CHAT = {
				socket: null,
				init: function() {
					//判断浏览器是否支持websocket
					if (window.WebSocket) {
						//如果当前WebSocket 状态已经连接，无需重复初始化WebSocket
						if (CHAT.socket != null && CHAT.socket != undefined && CHAT.socket.readyState == WebSocket
							.OPEN) {
							return false;
						}
						//创建websocket 对象
						try {
							CHAT.socket = new WebSocket(app.nettyServerUrl);
							CHAT.socket.onopen = CHAT.wsopen,
								CHAT.socket.close = CHAT.wsclose,
								CHAT.socket.onerror = CHAT.wserror,
								CHAT.socket.onmessage = CHAT.wsmessage
						} catch (e) {
							console.log(e.message);
						}
					} else {
						console.log("您的手机系统版本过低，请升级设备");
					}
				},
				chat: function(msg) {
					//如果当前WebSocket 状态已经连接，无需重复初始化WebSocket
					if (CHAT.socket != null && CHAT.socket != undefined && CHAT.socket.readyState == WebSocket.OPEN) {
						//将客户输入的消息进行发送
						CHAT.socket.send(msg);
					} else {
						CHAT.init();
						setTimeout("CHAT.reChat('" + msg + "')", "1000");
					}
					//渲染快照到列表进行展示
					loadingChatSnapshot();
				},
				reChat: function(msg) { //socket 重连机制
					console.log("消息重新发送");
					CHAT.socket.send(msg);
				},
				wsopen: function() {
					console.log("websocket 已连接");
					var me = app.getUserGlobalInfo();
					//构建chatMsg
					var chatMsg = new app.ChatMsg(me.id, null, null, null);
					//构建DataContent
					var dataContent = new app.DataContent(app.CONNECT, chatMsg, null);
					CHAT.chat(JSON.stringify(dataContent));

					//每次建立连接之后，获取用户未签收的消息列表
					fetchUnReadMsg();

					//定时心跳发送
					setInterval("CHAT.keepalive()", 10000);
				},
				wsmessage: function(e) {
					console.log("接收到的消息：" + e.data);

					var dataConetent = JSON.parse(e.data);
					var action = dataConetent.action;
					if (action == app.PULL_FRIEND) {
						var user = app.getUserGlobalInfo();
						fetchContactList(user);
						return false;
					}
					//如果不是重新拉取好友列表，则获取聊天消息模型，渲染接收到的聊天记录
					var chatMsg = dataConetent.chatMsg;
					var msg = chatMsg.msg; //聊天内容
					var friendUserId = chatMsg.senderId;
					var myId = chatMsg.receiverId;

					//调用websocket 发送消息到netty后端
					var chatWebview = plus.webview.getWebviewById("bird-chatting" + friendUserId);
					var isRead = true; //默认表示消息的状态为已读状态

					if (chatWebview != null) {
						chatWebview.evalJS("receiveMsg('" + msg + "')");
						//将页面的滚动条重新进行resize
						chatWebview.evalJS("resizeScreen()");
					} else {
						isRead = false; //chatWebview 聊天页面没有打开，标记消息为未读状态
					}

					//接到到消息之后，对消息进行签收
					var dataContentSign = new app.DataContent(app.SIGNED, null, chatMsg.msgId);
					CHAT.chat(JSON.stringify(dataContentSign));

					//保存聊天记录到本地缓存中
					app.saveUserChatHistory(myId, friendUserId, msg, 2);
					//保存聊天快照到本地缓存
					app.saveUserChatSnapshot(myId, friendUserId, msg, isRead);

					//渲染快照到列表进行展示
					loadingChatSnapshot();
				},
				wsclose: function() {
					console.log("连接关闭.......");
				},
				wserror: function() {
					console.log("发生错误.....");
				},
				signMsgList: function(unSignedMsgIds) {
					//构建批量签收对象的模型
					var dataContentSign = new app.DataContent(app.SIGNED, null, unSignedMsgIds);
					//发送批量签收的请求
					CHAT.chat(JSON.stringify(dataContentSign));
				},
				keepalive: function() {
					//构建对象
					var dataConetent = new app.DataContent(app.KEEPALIVE, null, null);
					//发送心跳
					CHAT.chat(JSON.stringify(dataConetent));
					//需要定时执行的函数
					fetchUnReadMsg();
					fetchContactList(user);
				}
			};
			//渲染聊天快照的函数
			function loadingChatSnapshot() {
				var user = app.getUserGlobalInfo();
				var chatSnapshotList = app.getUserChatSnapshot(user.id);
				var ul_chatSnapshot = document.getElementById("ul_chatSnapshot");
				ul_chatSnapshot.innerHTML = "";
				var chatItemHtml = "";
				for (var i = 0; i < chatSnapshotList.length; i++) {
					var chatItem = chatSnapshotList[i];
					var friendId = chatItem.friendId;
					//根据friendId  从本地联系人列表的缓存中获取相关的信息
					var friend = app.getFriendFromContactList(friendId);
					//判断消息的已读或未读状态
					var isRead = chatItem.isRead;
					var readHtmlBefore = '';
					var readHtmlAfter = '';
					if (!isRead) {
						readHtmlBefore = '<span class="red-point">';
						readHtmlAfter = '</span>';
					}

					chatItemHtml = '<li  friendUserId="' + friendId + '" friendNickname="' + friend.friendNickname +
						'" friendFaceImage="' + friend.friendFaceImage +
						'" class="chat-with-friend mui-table-view-cell mui-media">' +
						'<div class="mui-slider-right mui-disabled">' +
						'<a id="link_delChatRecord" friendUserId="' + friendId + '" class="mui-btn mui-btn-red">删除</a>' +
						'</div>' +
						'<div class="mui-slider-handle mui-media-body">' +
						// '<img class="mui-media-object mui-pull-left" src="'+ app.imgServerUrl+ friend.friendFaceImage+'" />'+
						'<img class="mui-media-object mui-pull-left" src="' + friend.friendFaceImage + '" />' +
						readHtmlBefore + friend.friendNickname + readHtmlAfter +
						'<p class="mui-ellipsis">' + chatItem.msg + '</p>' +
						'</div>' +
						'</li>';
					ul_chatSnapshot.insertAdjacentHTML('beforeend', chatItemHtml);
				}
			}

			//获取后端好友列表数据的函数
			function fetchContactList(user) {
				//异步请求后台
				mui.ajax(app.serverUrl + "/user/myFriends?userId=" + user.id, {
					type: 'post', //HTTP请求类型
					timeout: 10000, //超时时间设置为10秒；
					headers: {
						'Content-Type': 'application/json'
					},
					success: function(data) {
						if (data.status == 200) {
							var contactList = data.data;
							//将好友列表存入本地缓存中
							app.setContactList(contactList);
							console.log(JSON.stringify(contactList));
						}
					}
				});
			}
			//加载好友请求记录列表
			function loadingFriendRequest() {
				//获取全局用户对象
				var user = app.getUserGlobalInfo();
				mui.ajax(app.serverUrl + "/user/queryFriendRequest?userId=" + user.id, {
					dataType: 'json',
					type: 'post',
					timeout: 10000,
					success: function(data) {
						if (data.status == 200) {
							var friendReqeustList = data.data;
							var ul_friend_request_list = document.getElementById("ul_friend_request_list");
							if (friendReqeustList != null && friendReqeustList.length > 0) {
								var friendRequestHTML = ""; //用于存储好友列表拼接字符串的变量
								//遍历好友请求列表
								for (var i = 0; i < friendReqeustList.length; i++) {
									friendRequestHTML += renderFriendRequest(friendReqeustList[i]);
								}
								//将拼接好的好友列表字符串嵌入至ul标签对象中
								ul_friend_request_list.innerHTML = friendRequestHTML;
								//动态处理忽略与通过按钮的事件处理
								mui(".btnOper").on("tap", ".ignoreRequest", function() {
									var friendId = this.getAttribute("friendId");
									operatorFriendRequest(user.id, friendId, 0);
								});
								//动态处理忽略与通过按钮的事件处理
								mui(".btnOper").on("tap", ".passRequest", function() {
									var friendId = this.getAttribute("friendId");
									operatorFriendRequest(user.id, friendId, 1);
								});
							} else {
								ul_friend_request_list.innerHTML = "";
							}
						}
					},
					error: function(e) {
						console.log(e);
					}
				});
			}
			//用于拼接单个好友列表信息的字符串函数
			function renderFriendRequest(friend) {
				var html = "";
				html = '<li class="btnOper mui-table-view-cell mui-media">' +
					'<a href="javascript:;">' +
					'<img class="mui-media-object mui-pull-left" src="' + app.imgServerUrl + friend.sendFaceImage + '">' +
					'<span class="mui-pull-right">' +
					'<button type="button" class="ignoreRequest mui-btn mui-btn-grey" friendId="' + friend.sendUserId +
					'" style="padding: 5px 10px;margin-right: 5px;">忽略</button>' +
					'<button type="button" class="passRequest mui-btn mui-btn-danger" friendId="' + friend.sendUserId +
					'" style="padding: 5px 10px;background-color:#FF4136 ;">通过</button>' +
					'</span>' +
					'<div class="mui-media-body">' +
					'<label>' + friend.sendNickname + '</label>' +
					'<p class="mui-ellipsis">请求添加你为好友</p>' +
					'</div>' +
					'</a>' +
					'</li>';
				return html;
			}

			//处理好友请求
			function operatorFriendRequest(userId, friendId, operType) {
				mui.ajax(app.serverUrl + "/user/operFriendRequest?acceptUserId=" + userId + "&sendUserId=" + friendId +
					"&operType=" + operType, {
						dataType: 'json',
						type: 'post',
						timeout: 10000,
						success: function(data) {
							//更新通讯录
							var myFriendList = data.data;
							app.setContactList(myFriendList);

							//重新加载好友请求记录
							loadingFriendRequest();
						}
					});
			}
			//每次重连后获取服务器的未签收消息
			function fetchUnReadMsg() {
				var user = app.getUserGlobalInfo();
				var msgIds = ","; //1001,1002,1003,
				mui.ajax(app.serverUrl + "/user/getUnReadMsgList?acceptUserId=" + user.id, {
					dataType: 'json',
					type: 'post',
					timeout: 10000,
					success: function(data) {
						if (data.status == 200) {
							//获取未签收消息列表的数据
							var unReadMsgList = data.data;
							console.log("未读消息：" + JSON.stringify(unReadMsgList));

							//1. 保存聊天记录到本地缓存
							//2. 保存聊天快照到本地缓存
							//3. 对这些未签收的消息进行批量签收
							for (var i = 0; i < unReadMsgList.length; i++) {
								//提取单个消息记录
								var msgObj = unReadMsgList[i];
								//逐条将聊天记录存入本地缓存中
								app.saveUserChatHistory(msgObj.acceptUserId, msgObj.sendUserId, msgObj.msg, 2);
								//逐条将聊天快照存入本地缓存中
								app.saveUserChatSnapshot(msgObj.acceptUserId, msgObj.sendUserId, msgObj.msg, false);
								//获取消息id并进行拼接，字符串中间用逗号隔开
								msgIds += msgObj.id;
								msgIds += ",";
							}
							//调用批量签收的函数
							CHAT.signMsgList(msgIds);
							//渲染快照到列表进行展示
							loadingChatSnapshot();

						}
					}
				});
			}
		</script>
	</body>

</html>